ThemeImagePngSource  578 chrome/browser/themes/browser_theme_pack.cc   DISALLOW_COPY_AND_ASSIGN(ThemeImagePngSource);
ThemeImagePngSource  865 chrome/browser/themes/browser_theme_pack.cc   ThemeImagePngSource::PngMap png_map;
ThemeImagePngSource  873 chrome/browser/themes/browser_theme_pack.cc     gfx::ImageSkia image_skia(new ThemeImagePngSource(png_map),